Senior Full-Stack Engineer - AI & Data Lab (Hybrid)

EY; Dublin; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Pension

Discounted health insurance

Web Doctor - online GP

Hybrid Working

Free Gym membership

Travel Pass

Maternity & Paternity leave

Bike to work

Job summary

EY in Dublin is hiring for an experienced Senior Full-Stack Engineer to design, develop and maintain cloud-native AI-powered web applications. You will work with data scientists, ML engineers and engineers to build scalable solutions, integrate LLMs and implement robust CI/CD and monitoring.

The role focuses on delivering full-stack features, deploying on Azure/AWS, and shaping modern AI-enabled platforms for global clients. Hybrid working is available within EY's flexible model.

Qualifications

• 5-7+ years’ experience delivering full-stack applications in production.
• Proficiency in React (or Angular/Vue), Node.js and Python frameworks.
• Experience building APIs (REST / GraphQL) and deploying on Azure or AWS using containerisation and serverless patterns.
• Familiarity with SQL/NoSQL databases and data pipeline integration.
• Understanding of LLM integration, prompt engineering, and AI API consumption.

Responsibilities

• Design, develop and maintain full-stack web applications supporting agentic AI workflows.
• Build cloud-native microservices and APIs (FastAPI, Node.js, Python) integrating LLM and RAG components.
• Develop responsive front-ends using React and Power Apps to provide intuitive user experiences.
• Implement CI/CD pipelines, containerisation (Docker/Kubernetes), and monitoring for performance and reliability.
• Collaborate cross-functionally to integrate Azure OpenAI, LangChain/LangGraph, and Power Automate flows into the platform.
• Contribute to engineering standards, code reviews and reusable AI Lab components.

Skills

Full-stack development

React

Node.js

Python

REST/GraphQL

Azure/AWS

SQL/NoSQL

LLM integration

Tools

Docker

Kubernetes

Job description

EY in Dublin is hiring for an experienced Senior Full-Stack Engineer to design, develop and maintain cloud-native AI-powered web applications. You will work with data scientists, ML engineers and engineers to build scalable solutions, integrate LLMs and implement robust CI/CD and monitoring.

The role focuses on delivering full-stack features, deploying on Azure/AWS, and shaping modern AI-enabled platforms for global clients. Hybrid working is available within EY's flexible model.